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a certain acid base indicator is red in acid form and blue in basic form.80% of the indicator is present in its blue form at pH 5 .The pH at which indicator show80% red1)3.42)3.83)2.84)7.2 |
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Answer» a certain acid base indicator is red in acid form and blue in basic form.80% of the indicator is present in its blue form at pH 5 .The pH at which indicator show80% red 1)3.4 2)3.8 3)2.8 4)7.2 |
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